/* ==========================================================================
   KM Castillo Website - Entrance & Interactive Animations
   ========================================================================== */

/* Page Preloader */
#page-preloader {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: #0B132B;
  z-index: 9999;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), visibility 0.6s;
}

#page-preloader.fade-out {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.loader-brand {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
}

.loader-brand img {
  height: 54px;
  animation: logo-glow 2s ease-in-out infinite alternate;
}

@keyframes logo-glow {
  from { filter: drop-shadow(0 0 5px rgba(212, 175, 55, 0.3)); }
  to { filter: drop-shadow(0 0 20px rgba(212, 175, 55, 0.8)); }
}

.loader-spinner {
  width: 44px;
  height: 44px;
  border: 3px solid rgba(212, 175, 55, 0.2);
  border-top-color: #D4AF37;
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.loader-text {
  color: #94A3B8;
  font-size: 0.85rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  font-weight: 600;
  animation: pulse-text 1.5s ease-in-out infinite;
}

@keyframes pulse-text {
  0%, 100% { opacity: 0.5; }
  50% { opacity: 1; }
}

/* On-Load Staggered Animations */
.animate-onload {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeUpIn 0.8s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.25s; }
.delay-3 { animation-delay: 0.4s; }
.delay-4 { animation-delay: 0.55s; }
.delay-5 { animation-delay: 0.7s; }
.delay-6 { animation-delay: 0.85s; }

@keyframes fadeUpIn {
  from {
    opacity: 0;
    transform: translateY(35px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

/* Floating animation for badge / accent elements */
.animate-float {
  animation: floatUpDown 4s ease-in-out infinite alternate;
}

@keyframes floatUpDown {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-10px); }
}

.animate-pulse-subtle {
  animation: pulseSubtle 3s ease-in-out infinite alternate;
}

@keyframes pulseSubtle {
  0% { transform: scale(1); }
  100% { transform: scale(1.03); }
}

/* Scroll Triggered Reveal Classes (IntersectionObserver) */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-left.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-right.revealed {
  opacity: 1;
  transform: translateX(0);
}

.reveal-zoom {
  opacity: 0;
  transform: scale(0.92);
  transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}

.reveal-zoom.revealed {
  opacity: 1;
  transform: scale(1);
}

/* Shimmer Light Sweep on CTA Buttons */
.btn-shimmer {
  position: relative;
  overflow: hidden;
}

.btn-shimmer::after {
  content: '';
  position: absolute;
  top: -50%;
  left: -60%;
  width: 40%;
  height: 200%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(255, 255, 255, 0.4),
    transparent
  );
  transform: rotate(25deg);
  animation: shimmer-sweep 4s infinite ease-in-out;
}

@keyframes shimmer-sweep {
  0% { left: -60%; }
  35%, 100% { left: 140%; }
}

/* Background ambient light orb effects */
.ambient-glow {
  position: absolute;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  filter: blur(90px);
  pointer-events: none;
  opacity: 0.15;
  z-index: 1;
}

.glow-gold {
  background: #D4AF37;
  top: 10%;
  left: 5%;
}

.glow-blue {
  background: #0EA5E9;
  bottom: 10%;
  right: 5%;
}